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ubuntuUbuntuUSN-6218-1
HistoryJul 12, 2023 - 12:00 a.m.

Firefox vulnerability

2023-07-1200:00:00
ubuntu.com
36
firefox
use-after-free
vulnerability
ubuntu
denial of service
arbitrary code
mozilla
browser

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

9.6

Confidence

High

EPSS

0.001

Percentile

50.0%

Releases

  • Ubuntu 20.04 LTS

Packages

  • firefox - Mozilla Open Source web browser

Details

A use-after-free was discovered in Firefox when handling workers. An
attacker could potentially exploit this to cause a denial of service, or
execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchfirefox< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-dbg< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-dev< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-geckodriver< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-locale-af< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-locale-an< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-locale-ar< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-locale-as< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-locale-ast< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
Ubuntu20.04noarchfirefox-locale-az< 115.0.2+build1-0ubuntu0.20.04.1UNKNOWN
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CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

AI Score

9.6

Confidence

High

EPSS

0.001

Percentile

50.0%